2208664111 has 2 divisors, whose sum is σ = 2208664112. Its totient is φ = 2208664110.

The previous prime is 2208664069. The next prime is 2208664151. The reversal of 2208664111 is 1114668022.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2208664111 - 2¹³ = 2208655919 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2208664151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1104332055 + 1104332056.

It is an arithmetic number, because the mean of its divisors is an integer number (1104332056).

Almost surely, 2^2208664111 is an apocalyptic number.

2208664111 is a deficient number, since it is larger than the sum of its proper divisors (1).

2208664111 is an equidigital number, since it uses as much as digits as its factorization.

2208664111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4608, while the sum is 31.

The square root of 2208664111 is about 46996.4265769218. The cubic root of 2208664111 is about 1302.2965541735.

The spelling of 2208664111 in words is "two billion, two hundred eight million, six hundred sixty-four thousand, one hundred eleven".